After attending the PTP PowerBase training in August 2018, we (Lisa & Yongho) are making a series of changes to deal with duplicates in PowerBase. After doing the initial configuration in 2012, we didn't revise PowerBase's duplicate detection default settings, and now realized that it was too strict for some situations, and too loose for other cases.
We are improving the duplicate rules, which will reduce the number of duplicates. We will also be addressing existing duplicates in bulk in the coming months. Below are details: